point source of light meaning in English
点光源
点状光源
Examples
- Because we are simulating a photograph with the camera lens focused on someone in the foreground , we choose for our first stroke a brush about one - quarter inch in diameter ? the size of the circle of confusion that might be produced on film by a distant point source of light
因为我们是在模拟一张聚焦于前景某个人的照片，对于该点我们就应选择一个大约四分之一英寸直径的画笔这个大约也就是一个遥远的光源在胶卷上可能产生的弥散圈的大小。